'86 5000TQ no start...

[james accordino]

This might seem stupid, but do you get 12 volts input
at the coil?  Solid spark from the main coil wire
while cranking?

Jim Accordino

--- John Forbes <john at craincorporated.com> wrote:
> This is a multi-part message in MIME format.
> --
> [ Picked text/plain from multipart/alternative ]
> Hi all. I've been chasing ingition problems with my
> 5ktq for over a month now and its getting pretty
> frustrating. It seems to have been an intermitent
> problem, sometimes it will start and run fine, then
> a minute later it will be back to no spark. Until
> recently; I guess now it has made up its mind, past
> few days I've been solid with no spark. When going
> through the ignition testing in the Bentley I first
> tried the on board diagnostic to no avail, couldn't
> get the car to switch into diagnostic mode. I then
> went through testing every component thats covered
> in the ignition secion of the manual. When testing
> the hall sending unit everything came back ok, even
> the wiring tested good. The bentley suggested
> replacing the hall control unit, is this the same as
> the main ECU? I have already replaced the main ECU
> with one from Specialised German Recycling so I just
> ignored it and went to the next steps. I got to the
> coil and it suggested replacing the coil, so I did
> with a known good one, but still no spark. I've
> already replaced virtually everything, the hall
> sensor, the ecu, the coil, cap & rotor, both
> flywheel sensors and checked all wiring to be good,
> but still no spark. Any suggestions about where to
> go next?
> --
>


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